28539135

素因数分解:

$3^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 52101504

約数和(自身を除く): 23562369

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 243, 249, 283, 405, 415, 747, 849, 1215, 1245, 1415, 2241, 2547, 3735, 4245, 6723, 7641, 11205, 12735, 20169, 22923, 23489, 33615, 38205, 68769, 70467, 100845, 114615, 117445, 211401, 343845, 352335, 634203, 1057005, 1902609, 3171015, 5707827, 9513045, 28539135]

約数ペア:

[(1, 28539135), (3, 9513045), (5, 5707827), (9, 3171015), (15, 1902609), (27, 1057005), (45, 634203), (81, 352335), (83, 343845), (135, 211401), (243, 117445), (249, 114615), (283, 100845), (405, 70467), (415, 68769), (747, 38205), (849, 33615), (1215, 23489), (1245, 22923), (1415, 20169), (2241, 12735), (2547, 11205), (3735, 7641), (4245, 6723)]